CN114250702A

CN114250702A - A remove operation device that is used for railway overpass roof beam external equipment to overhaul

Info

Publication number: CN114250702A
Application number: CN202210028661.XA
Authority: CN
Inventors: 洪远吉; 许永杰; 李倩
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-03-29

Abstract

The invention discloses a mobile operation device for overhauling external equipment of a railway viaduct, which comprises a moving member, wherein the moving member is provided with an adjusting member for adjusting the distance, the moving member is provided with a sliding member which is symmetrically distributed in a sliding manner, the sliding member is provided with limiting members which are symmetrically distributed in a sliding manner, the moving member is provided with a lifting member, and the lifting member is provided with a bearing member in a sliding manner. The movable operation device is high in stability, stable and safe in maintenance operation is guaranteed by the limiting piece matched with the track wheel for limiting and clamping, the movable bearing piece is high in flexibility, the operation range is enlarged, and the maintenance difficulty is reduced; the mobile operation device has the functions of shielding wind and rain for operators, and the functions of the mobile operation device and the operators are not interfered with each other, so that different requirements under different environments are ensured; have dredging pipe function, according to actual need switch water, gas mediation mode, reduce the mediation degree of difficulty, detachable steel brush is convenient for change, improves clean ability.

Description

A remove operation device that is used for railway overpass roof beam external equipment to overhaul

Technical Field

The invention relates to the field of railway equipment maintenance, in particular to a mobile operation device for maintenance of external equipment of a railway viaduct.

Background

Along with the continuous development and progress of science and technology and society, the railway construction and other aspects make great progress, and the railway viaduct not only relieves the pressure of traffic, but also increases the space utilization rate.

After the viaduct is built into a traffic train, some equipment, such as water transmission pipelines, power transmission lines, lighting and other related equipment, needs to be added on the outer side of the viaduct, and the equipment needs to be maintained or debugged, and in addition, regular maintenance and repair are also needed for the viaduct itself. Maintenance vehicles are arranged on the road surface of the lower bridge floor of the viaduct in the prior art, a telescopic support is arranged on the maintenance vehicles, maintenance personnel are lifted to the bottom surface of the viaduct to perform maintenance work on equipment or the viaduct, the operation is troublesome, road traffic is occupied, or the viaduct is remote, the maintenance vehicle volume is difficult to drive in, and the maintenance difficulty is increased.

Disclosure of Invention

The invention aims to provide a mobile operation device for overhauling external equipment of a railway viaduct beam, wherein an output shaft of a telescopic cylinder pushes a cushion block to jack up the mobile operation device, a first motor rotates to enable two first rack sliding frames to move to adjust the distance through gear meshing transmission, so that a limiting steel plate supports a train rail tightly, a second motor drives a lead screw to rotate to further drive a moving plate to move, a second rack drives a mobile frame to move transversely through meshing transmission, a clamping block clamps the rail waist of the rail, a rail head is used for limiting, the risk of shaking of the operation device is reduced, and a lead screw drives a bearing part to move to adjust the operation position; the movable operation device is high in stability, stable and safe during maintenance operation is guaranteed by the limiting part matched with the track wheel for limiting and clamping, the movable bearing part is high in flexibility, the operation range is enlarged, and the maintenance difficulty is reduced; the rain-proof and wind-shielding device has the function of shielding wind and rain for operators, and the functions of the two are not interfered with each other, so that different requirements under different environments are ensured; set up dredging pipe function, according to actual need switch water, gas mediation mode, reduce the mediation degree of difficulty, detachable steel brush is convenient for change, improves clean ability.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a remove operation device for railway overpass external equipment overhauls, includes the moving member, is equipped with the regulating part that is used for the spacing of regulation on the moving member, is equipped with the slider that the slip was equipped with the symmetric distribution on the moving member, is equipped with the locating part of symmetric distribution on the slider, is equipped with the lifting unit on the moving member, and the slip is equipped with the bearing part on the lifting unit.

The limiting part comprises a second motor and two second racks, an output shaft of the second motor is fixedly connected with a screw rod, a second gear is arranged on the screw rod and is in meshing transmission with the second racks, a movable plate is in threaded fit on the screw rod, third through holes which are symmetrically distributed are formed in the movable plate, a movable frame is arranged in the third through holes in a sliding mode, and a clamping block is arranged below the movable frame.

Furthermore, the moving part comprises a base, a supporting beam is arranged on the base, and supporting pieces which are distributed in an array mode and used for supporting the operation device are arranged on the base.

The base is provided with a fixing frame, the fixing frame is provided with a storage box, folding cloth is arranged in the storage box, a second fixing plate is arranged on the folding cloth, and a limiting column is arranged on the second fixing plate in a sliding mode.

Further, the adjusting part comprises a first motor and two first racks, an output shaft of the first motor is fixedly connected with a first gear, the first gear is in meshing transmission with the first racks, and the first racks are in sliding connection with the supporting beam.

Further, the sliding part comprises a sliding frame, the sliding frame is connected with the base in a sliding mode, the sliding frame is provided with track wheels distributed in an array mode in a rotating mode, any one track wheel is driven through a driving part, the sliding frame is provided with a supporting block, and the first rack is connected with the sliding frame in a fastening mode.

Furthermore, the rail wheel comprises a supporting wheel, a limiting steel plate is arranged on the supporting wheel, a rotating shaft is arranged on the supporting wheel, and the rotating shaft is rotatably connected with the sliding frame.

Furthermore, the second rack is connected with the supporting block in a sliding mode, the moving frame is provided with a guide rod, and the guide rod is connected with the second rack in a sliding mode.

Furthermore, a dredging part is further arranged on the moving part.

The dredging part comprises a rotating wheel, the rotating wheel is hollow inside, a first joint is arranged on the rotating wheel in a rotating mode, a hose is arranged on the first joint, the hose is communicated with the rotating wheel inside, a spring steel wire pipe is sleeved on the hose, a second joint is arranged on the rotating wheel in a rotating mode, a connecting pipe is arranged on the second joint, the connecting pipe is communicated with the rotating wheel inside, a control valve is arranged on the connecting pipe, an air pipe and a water pipe are arranged on the control valve, a third joint is arranged on the hose, a steel brush is matched with the third joint in a threaded mode, and a nozzle is arranged on the steel brush.

Further, the lifting piece comprises a lifting frame, a positioning hole is formed in the lifting frame, and a lead screw is arranged on the lifting frame.

Further, the bearing part comprises an anti-skid plate, the anti-skid plate is connected with the lifting frame in a sliding mode, a connecting block is arranged below the anti-skid plate, the connecting block is in threaded fit with the lead screw, and a baffle is arranged on the anti-skid plate in a sliding mode.

The invention has the beneficial effects that:

1. the movable operation device is high in stability, stable and safe in maintenance operation is guaranteed by the limiting piece matched with the track wheel for limiting and clamping, the movable bearing piece is high in flexibility, the operation range is enlarged, and the maintenance difficulty is reduced;

2. the mobile operation device has the functions of shielding wind and rain for operators, and the functions of the mobile operation device and the operators are not interfered with each other, so that different requirements under different environments are met;

3. the invention also has the function of dredging pipelines, changes the water and gas dredging modes according to actual needs, reduces the dredging difficulty, is convenient to change due to the detachable steel brush and improves the cleaning capability.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a mobile work apparatus according to the present invention;

FIG. 2 is a schematic view of a portion of the mobile work apparatus of the present invention;

FIG. 3 is a cross-sectional view of a moving member of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 5 is a partial schematic view of a moving part of the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 5 at B according to the present invention;

FIG. 7 is an enlarged view of FIG. 1 at C according to the present invention;

FIG. 8 is an enlarged view of FIG. 2 at D in accordance with the present invention;

FIG. 9 is a schematic view of a portion of the mobile work apparatus of the present invention;

FIG. 10 is a schematic view of a portion of the mobile work apparatus of the present invention;

FIG. 11 is a schematic view of a portion of the mobile work apparatus of the present invention;

FIG. 12 is a schematic view of a portion of a position-limiting element according to the present invention;

FIG. 13 is a partial schematic view of a pull through of the present invention;

FIG. 14 is an enlarged view of FIG. 13 at E in accordance with the present invention;

FIG. 15 is an enlarged view of the structure of FIG. 13 at F in accordance with the present invention;

FIG. 16 is a schematic view of a portion of the mobile work apparatus of the present invention;

fig. 17 is a cross-sectional view of the mobile working device of the present invention;

FIG. 18 is a schematic view of a load bearing member according to the present invention;

fig. 19 is an enlarged view of the structure of fig. 18 at G according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a remove operation device for maintenance of railway overpass external equipment, including moving member 1, as shown in figure 1, figure 2, be equipped with the regulating part 2 that is used for the spacing of regulation on moving member 1, be equipped with the slider 3 that the slip was equipped with the symmetric distribution on moving member 1, be equipped with the locating part 4 of symmetric distribution on slider 3, be equipped with mediation piece 5 on moving member 1, be equipped with lifting unit 6 on moving member 1, the slip is equipped with bearing part 7 on lifting unit 6, be equipped with storage water tank 8 on moving member 1, be equipped with booster pump 9 on moving member 1.

The moving member 1 includes a base 11, as shown in fig. 1 to 8, a support beam 111 is disposed on the base 11, a first through hole 112 is disposed on the support beam 111, symmetrically distributed guide posts 113 are disposed in the first through hole 112, symmetrically distributed first sliding chutes 114 are disposed on the base 11, support members 12 are disposed on the base 11 in an array distribution, each support member 12 includes a telescopic cylinder 121 and a cushion block 122, an output shaft of the telescopic cylinder 121 penetrates through the base 11 and is fixedly connected with the cushion block 122, the cushion block 122 is pushed by the output shaft of the telescopic cylinder 121 to jack up the moving operation device, and the distance between the sliding members 3 is conveniently adjusted;

the base 11 is provided with a fixing frame 13, the fixing frame 13 is provided with a tool box 131 for placing tools for maintenance and convenient carrying, the fixing frame 13 is provided with a first fixing plate 132, the first fixing plate 132 is provided with a connecting plate 133, the fixing frame 13 is provided with an accommodating box 14, the accommodating box 14 is internally provided with a folding cloth 15, the folding cloth 15 is provided with a second fixing plate 16, the second fixing plate 16 is provided with a limiting column 17 in a sliding manner, two ends of the limiting column 17 are provided with limiting blocks 18, the limiting blocks 18 are used for preventing the limiting column 17 from sliding off on the second fixing plate 16, when the folding cloth 15 is not in use, the accommodating box 14 is accommodated in the folding cloth 15, insert through spacing post 17 and stopper 18 and carry on spacingly on containing box 14, folding cloth 15 is used for sheltering from the slope rain or the wind at maintainer rear, improves the comfort level, is equipped with seat 19 on the mount 13, storage water tank 8 and mount 13 fastening connection, booster pump 9 and mount 13 fastening connection.

The seat 19 includes a fixing block 191 and a seat body 192, as shown in fig. 7, the fixing block 191 is fastened to the fixing frame 13, the fixing block 191 is connected to the seat body 192 through an elastic member 193, so that a vibration sense is reduced, and a comfort level is improved, and a drawer 194 is slidably disposed on the fixing block 191 for storing articles and increasing a storage capacity.

The adjusting member 2 includes a first motor 21 and two first racks 22, as shown in fig. 8, the first motor 21 is fixed on the support beam 111, an output shaft of the first motor 21 is fixedly connected with a first gear 23, the first gear 23 rotates in the first through hole 112, the two first racks 22 are centrosymmetric with respect to an axis of the first motor 21, the first gear 23 is in meshing transmission with the first racks 22, the first racks 22 slide in the first through hole 112, the first racks 22 are provided with second through holes 24, and the guide posts 113 are in sliding fit with the second through holes 24.

The sliding member 3 includes a sliding frame 31, as shown in fig. 9 to 11, first sliding blocks 32 are disposed at two ends of the sliding frame 31, the first sliding blocks 32 slide in first sliding grooves 114, rail wheels 33 with array distribution are disposed on the sliding frame 31 in a rotating manner, any one of the rail wheels 33 is driven by a driving member 34 to rotate, a supporting block 35 is disposed on the sliding frame 31, limiting grooves 36 with symmetrical distribution are disposed on the supporting block 35, fixed columns 37 are disposed in the limiting grooves 36, the first rack 22 is fastened to the sliding frame 31, the first motor 21 rotates to drive the first gear 23 to rotate, the two first racks 22 are driven to move in opposite directions by meshing transmission, and then the two sliding frames 31 are driven to move in opposite directions or opposite directions, so as to achieve an effect of adjusting the distance between the rail wheels 33 on the two sliding frames 31, an operation device is supported by a supporting member 12 before the distance adjustment, and the adjustment is facilitated.

The rail wheel 33 includes a supporting wheel 331, as shown in fig. 9, a limiting steel plate 332 is disposed on the supporting wheel 331, a rotating shaft 333 is disposed on the supporting wheel 331, the rotating shaft 333 is rotatably connected to the sliding frame 31, the rotating shaft on any supporting wheel 331 is driven to rotate by the driving member 34, and the purpose of adjusting the distance between the rail wheels 33 is as follows: the method is suitable for running of rails with different intervals, and the flexibility is improved; and secondly, when the device is used for overhauling the high-altitude operation, the rail is tightly supported through the limiting steel plate 332, the device is prevented from shaking during the operation, and the operation risk is reduced.

The operable space range of the track is small, the operation supporting space of the mobile operation device is limited, and when a single supporting member 12 supports the track, the risk of side turning exists, so that the limiting member 4 is added to further assist the clamping and limiting, the limiting member 4 comprises a second motor 41 and two second racks 42, as shown in fig. 9, 11 and 12, a second sliding chute 421 is arranged on the second rack 42, a fixed column 37 is connected with the second sliding chute 421 in a sliding manner, the second motor 41 is connected with the sliding frame 31 in a fastening manner, a screw rod 43 is connected with an output shaft of the second motor 41 in a fastening manner, a second gear 44 is arranged on the screw rod 43, the second gear 44 is in meshing transmission with the second rack 42, the two second racks 42 are symmetrical with respect to the axis center of the screw rod 43, the second rack 42 slides in the limiting groove 36, a screw rod moving plate 43 is in threaded fit with a 45, and third through holes 46 are symmetrically distributed on the screw rod moving plate 45, a moving frame 47 is arranged in the third through hole 46 in a sliding mode, a guide rod 48 is arranged on the moving frame 47, the guide rod 48 is connected with the second racks 42 in a sliding mode, a clamping block 49 is arranged below the moving frame 47, the second motor 41 drives the screw rod 43 to rotate, and further drives the moving plate 45 to move up and down, the second gear 44 is in meshed transmission with the second racks 42, the two second racks 42 drive the moving frame 47 to move transversely through the guide rod 48, the clamping block 49 moves transversely along with the rail, the rail waist is clamped or separated from the rail, and during clamping, the rail waist is clamped again, the rail head is utilized to limit, and the risk that the operating device shakes is reduced.

The dredging member 5 comprises a rotating wheel 51, as shown in fig. 1, 14, 15 and 16, the rotating wheel 51 is hollow, the rotating wheel 51 is rotatably connected with a first fixing plate 132, a first joint 52 is rotatably arranged on the rotating wheel 51, a hose 53 is arranged on the first joint 52, the hose 53 is communicated with the inside of the rotating wheel 51, a spring steel wire pipe 54 is sleeved on the hose 53, a second joint 55 is rotatably arranged on the rotating wheel 51, a connecting pipe 56 is arranged on the second joint 55, the connecting pipe 56 is communicated with the inside of the rotating wheel 51, a control valve 561 is arranged on the connecting pipe 56, a gas pipe 562 and a water pipe 563 are arranged on the control valve 561, the gas pipe 562 is connected with a booster pump 9, the water pipe 563 is connected with a water storage tank 8, a third joint 531 is arranged on the hose 53, the steel brush 57 is in threaded fit on the third joint 531, the steel brush 57 is convenient to replace by the thread arrangement, the steel brush 57 with different maximum outer diameters is replaced according to the different dredging pipe diameters, thereby facilitating the dredging operation, the problem that the steel brush cannot be inserted or the cleaning effect is poor after the steel brush is inserted due to too large or too small steel brush is solved, the steel brush 57 is provided with the nozzle 58, the nozzle 58 is communicated with the third joint 531, the rotating wheel 51 is provided with the limiting holes 59 distributed in an array manner, the screw penetrates through the connecting plate 133 and is inserted into the limiting holes 59 to limit the rotating wheel 51, water in the water storage tank 8 is pumped into the water pipe 563 through the high-pressure pump, the control valve 561 is used for switching the communication relation between the connecting pipe 56 and the air pipe 562 and the water pipe 563, according to different operations, different dredging modes are selected, for example, fallen leaves blocked in a pipe to be dredged are firstly dredged by high-pressure gas, and then the water flushing is switched, the dredging effect is better, when sludge is blocked in the pipe, the sludge is directly flushed through the water, one end of the spring steel wire pipe 54 is connected with the third joint 531, the other end of the spring steel wire pipe is connected with the first joint 52, and the rotating wheel 51 is used for winding the hose 53 and the spring steel wire pipe 54.

The lifting piece 6 comprises a lifting frame 61, as shown in fig. 16 and 17, the lifting frame 61 is fixedly connected with the fixed frame 13, a positioning hole 62 is formed in the lifting frame 61, a fourth through hole 63 is formed in the lifting frame 61, a screw 64 is arranged on the lifting frame 61, when wind or rain at the rear side needs to be shielded, the second fixing plate 16 is pulled up and turned over, the limiting column 17 and the limiting block 18 are inserted into the positioning hole 62, and the shielding cloth 15 is driven to lift and shield through the height of the lifting frame 61.

Bearing part 7 includes antiskid ribbed tile 71, as shown in fig. 15, 17, fig. 18, antiskid ribbed tile 71 and crane 61 sliding connection, be equipped with rail guard 72 on the antiskid ribbed tile 71, antiskid ribbed tile 71's below is equipped with connecting block 73, connecting block 73 and fourth through hole 63 sliding fit, connecting block 73 and lead screw 64 screw-thread fit, it is equipped with baffle 74 to slide on the antiskid ribbed tile 71, baffle 74 passes through the spacer pin to be fixed in antiskid ribbed tile 71, take out during the use can, baffle 74 is used for sheltering from sunshine or rainwater, but baffle 74 and folding cloth exclusive use do not shelter from transverse ventilation when guaranteeing to hide rain or shading, improve the practicality of different environment.

When the device is used, when a pipeline is dredged, the hose 53 and the spring steel wire pipe 54 are pulled out, the steel brush 57 is replaced properly, the steel brush 57 is inserted into the pipeline to be dredged, the spring steel wire pipe 54 is pushed and simultaneously rotates, and high-pressure water or high-pressure air is introduced for cleaning according to requirements; during high altitude construction, the output shaft of telescoping cylinder 121 promotes cushion 122 and will removes the jack-up with the operation device, first motor 21 rotates, through gear engagement transmission, make two first rack 22 carriage 31 remove the regulation interval, make spacing steel sheet 332 prop up the rail, second motor 41 drives lead screw 43 and rotates, and then drive movable plate 45 and remove, second rack 42 drives removal frame 47 lateral shifting through the engagement transmission, make grip block 49 centre gripping orbital rail waist department, utilize the railhead to carry on spacingly, reduce the risk that the operation device rocked, lead screw 64 drives bearing part 7 and removes, adjust the operation position.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. A mobile operation device for overhauling external equipment of a railway viaduct is characterized by comprising a moving member (1), wherein an adjusting member (2) for adjusting the distance is arranged on the moving member (1), a sliding member (3) which is symmetrically distributed is arranged on the moving member (1) in a sliding manner, limiting members (4) which are symmetrically distributed are arranged on the sliding member (3), a lifting member (6) is arranged on the moving member (1), and a bearing member (7) is arranged on the lifting member (6) in a sliding manner;

the limiting part (4) comprises a second motor (41) and two second racks (42), an output shaft of the second motor (41) is fixedly connected with a screw rod (43), a second gear (44) is arranged on the screw rod (43), the second gear (44) is in meshing transmission with the second racks (42), a moving plate (45) is in threaded fit on the screw rod (43), third through holes (46) which are symmetrically distributed are formed in the moving plate (45), a moving frame (47) is arranged in the third through holes (46) in a sliding mode, and a clamping block (49) is arranged below the moving frame (47).

2. The mobile operation device for overhauling external equipment of the railway viaduct beam is characterized in that the moving part (1) comprises a base (11), a supporting beam (111) is arranged on the base (11), and supporting pieces (12) which are distributed in an array and used for supporting the operation device are arranged on the base (11);

the folding cloth is characterized in that a fixing frame (13) is arranged on the base (11), a containing box (14) is arranged on the fixing frame (13), folding cloth (15) is arranged in the containing box (14), a second fixing plate (16) is arranged on the folding cloth (15), and a limiting column (17) is arranged on the second fixing plate (16) in a sliding mode.

3. The mobile operation device for overhauling external equipment of the railway viaduct beam is characterized in that the adjusting member (2) comprises a first motor (21) and two first racks (22), wherein the output shaft of the first motor (21) is fixedly connected with a first gear (23), the first gear (23) is meshed with the first racks (22) for transmission, and the first racks (22) are slidably connected with the supporting beam (111).

4. The mobile operating device for overhauling external equipment of the railway viaduct is characterized in that the sliding part (3) comprises a sliding frame (31), the sliding frame (31) is slidably connected with the base (11), the sliding frame (31) is rotatably provided with an array of track wheels (33), any track wheel (33) is driven by a driving part (34), the sliding frame (31) is provided with a supporting block (35), and the first rack (22) is fixedly connected with the sliding frame (31).

5. The mobile operation device for overhauling external equipment of the railway viaduct according to claim 4, wherein the track wheel (33) comprises a support wheel (331), the support wheel (331) is provided with a limit steel plate (332), the support wheel (331) is provided with a rotating shaft (333), and the rotating shaft (333) is rotatably connected with the sliding frame (31).

6. The mobile working device for overhauling external equipment of the railway viaduct according to claim 4, wherein the second rack (42) is slidably connected with the supporting block (35), the moving frame (47) is provided with a guide rod (48), and the guide rod (48) is slidably connected with the second rack (42).

7. The mobile operation device for overhauling external equipment of the railway viaduct beam is characterized in that the moving piece (1) is further provided with a dredging piece (5);

dredge spare (5) including runner (51), the inside cavity of runner (51), it is equipped with first joint (52) to rotate on runner (51), be equipped with hose (53) on first joint (52), hose (53) and runner (51) inside intercommunication, the cover is equipped with spring steel wire pipe (54) on hose (53), it is equipped with second joint (55) to rotate on runner (51), be equipped with connecting pipe (56) on second joint (55), connecting pipe (56) and runner (51) inside intercommunication, be equipped with control valve (561) on connecting pipe (56), be equipped with trachea (562) and water pipe (563) on control valve (561), be equipped with third joint (531) on hose (53), screw-thread fit has steel brush (57) on third joint (531), be equipped with nozzle (58) on steel brush (57).

8. The mobile operation device for overhauling external equipment of the railway viaduct beam is characterized in that the lifting piece (6) comprises a lifting frame (61), a positioning hole (62) is formed in the lifting frame (61), and a lead screw (64) is arranged on the lifting frame (61).

9. The mobile operation device for overhauling external equipment of the railway viaduct beam is characterized in that the bearing part (7) comprises an anti-skid plate (71), the anti-skid plate (71) is slidably connected with the lifting frame (61), a connecting block (73) is arranged below the anti-skid plate (71), the connecting block (73) is in threaded fit with the screw rod (64), and a baffle plate (74) is slidably arranged on the anti-skid plate (71).